Handheld solid-phase extraction vacuum pump



FIG. 1 is a front-left-top isometric view of a handheld solid-phase extraction vacuum pump showing our new design, the broken lines being shown for illustrative purposes only and form no part of the claimed design.

FIG. 2 is a front side view thereof, the broken lines being shown for illustrative purposes only and form no part of the claimed design;

FIG. 3 is a left side view thereof, the broken lines being shown for illustrative purposes only and form no part of the claimed design;

FIG. 4 is a right side view thereof, the broken lines being shown for illustrative purposes only and form no part of the claimed design;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof, the broken lines being shown for illustrative purposes only and form no part of the claimed design;

FIG. 7 is a front-right-top isometric view thereof, the broken lines being shown for illustrative purposes only and form no part of the claimed design; and,

FIG. 8 is a front-right-bottom isometric view thereof, the broken lines being shown for illustrative purposes only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a handheld solid-phase extraction vacuum pump, as shown and described. 